Masahiko Nakamura, Kanagawa JP

Masahiko Nakamura, Kanagawa JP

Patent application number

Description

Published

20110134382

LIQUID CRYSTAL DISPLAY ELEMENT AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display element for performing a display by a VA mode includes a first substrate including a first electrode, a liquid crystal layer including a liquid crystal molecule exhibiting a negative dielectric anisotropy, and a second substrate facing the first substrate with the liquid crystal layer in between, and including a second electrode facing the first electrode. Only the first electrode, or both of the first electrode and the second electrode are provided with a structure generating a distortion in an electric field, and the liquid crystal molecule located on the second substrate side has a pre-tilt angle larger than that of the liquid crystal molecule located on the first substrate side.

LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING LIQUID CRYSTAL DISPLAY - A liquid crystal display capable of realizing a high transmittance while maintaining favorable voltage response characteristics, and a method of manufacturing the same are provided. The liquid crystal display includes: a liquid crystal layer; a first substrate and a second substrate arranged to face each other with the liquid crystal layer in between; a plurality of pixel electrodes provided on a liquid crystal layer side of the first substrate; and an opposite electrode provided on the second substrate to face the plurality of pixel electrodes. One or both of a face on the liquid crystal layer side of the pixel electrode, and a face on the liquid crystal layer side of the opposite electrode includes a concavo-convex structure.

12-29-2011

20120026440

LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - A liquid crystal display device including an array of pixels each including first and second substrates, first and second electrodes formed on opposing surfaces of the first and second substrates, which surfaces are positioned opposite to the second and first substrates, first and second alignment restricting portions provided in the first and second electrodes, first and second alignment films covering respectively the first and second electrodes, the first and second alignment restricting portions, and the opposing surfaces of the first and second substrates, and a liquid crystal layer formed between the first and second alignment films and containing liquid crystal molecules, wherein, in each pixel, major axes of a group of liquid crystal molecules are positioned substantially in the same imaginary plane in a predetermined overlapped region between the first and second electrodes, and a pre-tilt is given to the liquid crystal molecules by at least the first alignment film.

02-02-2012

20120212691

LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A liquid crystal display device including a liquid crystal display device that includes a first alignment film and a second alignment film that are provided on opposing face sides of a pair of substrates and a liquid crystal layer provided between the first alignment film and the second alignment film and that includes liquid crystal molecules with negative dielectric constant anisotropy, wherein the first alignment film includes a compound in which a first polymer compound that includes a cross-linked functional group or a polymerized functional group as a side chain is cross-linked or polymerized, the second alignment film includes a compound in which a second polymer compound is cross-linked or polymerized, and a pretilt is conferred on the liquid crystal molecules by cross-linking or polymerizing the first polymer compound by the first alignment film and vertically aligning the liquid crystal molecules by the second alignment film.

08-23-2012

20120212697

LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A liquid crystal display device including a liquid crystal display element including a first alignment film and a second alignment film that are provided on opposing face sides of a pair of substrates and a liquid crystal layer provided between the first alignment film and the second alignment film and that includes liquid crystal molecules with negative dielectric constant anisotropy, wherein at least the first alignment film includes a compound in which a polymer compound that includes a cross-linked functional group or a polymerized functional group as the side chain is cross-linked or polymerized, a pretilt is conferred on the liquid crystal molecules by the first alignment film, and the thickness of the second alignment film is thinner than the thickness of the first alignment film.

08-23-2012

20120218500

LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A liquid crystal display device includes a liquid crystal display element including a first alignment film and a second alignment film and a liquid crystal layer that is provided between the first alignment film and the second alignment film, wherein the first alignment film includes a compound in which a polymer compound that includes a cross-linked functional group or a polymerized functional group as a side chain is cross-linked or polymerized, the second alignment film includes the same compound as the compound that configures the first alignment film, and the formation and processing of the second alignment film is different from the formation and processing of the first alignment film and when a pretilt angle of the liquid crystal molecules which is conferred by the first alignment film is θ

08-30-2012

20120242941

LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - A liquid crystal display device includes: a first and a second substrate; and pixels having first electrodes provided on the first substrate which face the second substrate; first alignment control sections provided in the first electrodes; a first alignment film covering the first electrodes, the first alignment control sections, and the first substrate; second electrodes provided on the second substrate which face the first substrate; second alignment control sections provided in the second electrodes; a second alignment film covering the second electrodes, the second alignment control sections, and the second substrate; and a liquid crystal layer provided between the first and the second alignment films and containing liquid crystal molecules. In the above device, the liquid crystal layer further contains a polymerized high molecular compound, and pretilts are provided to the liquid crystal molecules by the polymerized high molecular compound in contact with the alignment films.

09-27-2012

20130010244

LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a liquid crystal display having a liquid crystal display element, the liquid crystal display element including: a pair of alignment films provided on mutually facing sides of a pair of substrates; and a liquid crystal layer which is provided between the pair of alignment films and contains a liquid crystal molecule having a negative dielectric anisotropy, wherein at least one of the pair of alignment films contains a cross-linked compound obtained by cross-linking a polymer compound having a cross-linkable functional group as a side chain, the liquid crystal layer further contains a molecule which has a ring structure and a spacer linking the ring structure, and the liquid crystal molecule is given a pre-tilt by the cross-linked compound.

01-10-2013

20130155360

LIQUID CRYSTAL DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A liquid crystal display device includes a liquid crystal display element including a pair of alignment films provided on opposing face sides of a pair of substrates, and a liquid crystal layer including liquid crystal molecules with negative dielectric constant anisotropy provided between the pair of alignment films, wherein at least one of the pair of alignment films includes a compound in which a polymer compound including a cross-linkable functional group as a side chain is cross-linked, a pretilt is conferred on the liquid crystal molecules by the cross-linked compound, and at least one type of a compound represented by the following General Formula 101 or General Formula 102 is included in the liquid crystal layer.

06-20-2013

20140009732

LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a liquid crystal display having a liquid crystal display element, the liquid crystal display element including: a pair of alignment films provided on mutually facing sides of a pair of substrates; and a liquid crystal layer which is provided between the pair of alignment films and contains a liquid crystal molecule having a negative dielectric anisotropy, wherein at least one of the pair of alignment films contains a cross-linked compound obtained by crosslinking a polymer compound having a cross-linkable functional group as a side chain, the liquid crystal layer further contains a molecule which has a ring structure and a spacer linking the ring structure, and the liquid crystal molecule is given a pre-tilt by the cross-linked compound.

01-09-2014

20140071390

LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A liquid crystal display device includes a liquid crystal display element including a first alignment film and a second alignment film and a liquid crystal layer that is provided between the first alignment film and the second alignment film, wherein the first alignment film includes a compound in which a polymer compound that includes a cross-linked functional group or a polymerized functional group as a side chain is cross-linked or polymerized, the second alignment film includes the same compound as the compound that configures the first alignment film, and the formation and processing of the second alignment film is different from the formation and processing of the first alignment film and when a pretilt angle of the liquid crystal molecules which is conferred by the first alignment film is θ

03-13-2014

20140168588

LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - A liquid crystal display device including an array of pixels each including first and second substrates, first and second electrodes formed on opposing surfaces of the first and second substrates, which surfaces are positioned opposite to the second and first substrates, first and second alignment restricting portions provided in the first and second electrodes, first and second alignment films covering respectively the first and second electrodes, the first and second alignment restricting portions, and the opposing surfaces of the first and second substrates, and a liquid crystal layer formed between the first and second alignment films and containing liquid crystal molecules, wherein, in each pixel, major axes of a group of liquid crystal molecules are positioned substantially in the same imaginary plane in a predetermined overlapped region between the first and second electrodes, and a pre-tilt is given to the liquid crystal molecules by at least the first alignment film.

06-19-2014

20140170926

LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a liquid crystal display element capable of easily improving response characteristics without using a large apparatus is provided. After alignment films made of a polymer compound including a crosslinkable functional group as a side chain and a bulky skeleton such as an adamantane skeleton are formed in a TFT substrate and a CF substrate, the alignment films are arranged to face each other, and a liquid crystal layer